Iwata Momoka (岩田桃夏) is a former Japanese pop singer and idol managed by Showtitle. She was a member of NMB48 Team M.
- Birth Name: Iwata Momoka (岩田桃夏)
- Nickname: Momorun (ももるん)
- Date of Birth: July 2, 2001
- Place of Birth: Kyoto, Japan
- Blood Type: O
- Height: 154cm
- Bands / Groups:
NMB48 Song Participation
- NMB48 Kenkyuusei "Todokanasou de Todoku Mono"
AKB48 Song Participation
- Originally a 5th generation member of NMB48 Kenkyuusei, she was announced as a Kenkyuusei for Team M during the NMB48 team shuffle in 2016. She was promoted to Team M on October 12, 2017. It was announced on March 5, 2019 that she would graduate from the group in April to concentrate on her studies. Her final performance was on April 12th and she graduated on April 14th.